System Analysis of Collisions and Angular Momentum

In summary, the conversation discusses the analysis of the final angular velocity of a particle colliding with a rotating disc. It is mentioned that the angular momentum and energy conservation laws can be applied, but the outcome may also be affected by friction and other factors. The speaker also raises questions about calculating the final velocity and direction of the particle after the collision.
  • #1
Gh. Soleimani
44
1
Consider a particle with velocity "v" has the collision with a rotating disc.
How can I analyze the final angular velocity this system?
If the mass of particle is very negligible related to the mass of rotating disc, definitely particle will turn back after collision. In this case, how can I calculate final velocity of particle after collision and also new direction of particle?

Thanks in advance for your cooperation
 
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  • #2
Gh. Soleimani said:
How can I analyze the final angular velocity this system?
Angular momentum conservation. And energy conservation if you have an elastic collision. In general those won't lead to a unique result, as the scattering can also depend on friction between the objects and other details of the impact.
 

FAQ: System Analysis of Collisions and Angular Momentum

1. What is system analysis in the context of collisions and angular momentum?

System analysis is a process that involves breaking down a physical system into individual components and analyzing their interactions and behaviors. In the context of collisions and angular momentum, it involves studying the forces and motions involved in a collision or rotation of objects.

2. How is momentum conserved in a collision?

In a closed system, the total momentum of objects before a collision is equal to the total momentum after the collision. This is known as the law of conservation of momentum. This means that the combined momentum of all objects involved in the collision remains constant, even if individual objects experience changes in momentum.

3. How is angular momentum conserved in a rotating system?

Angular momentum is also conserved in a closed system, meaning that the total angular momentum of all objects before and after a rotation remains constant. This is due to the conservation of angular velocity and the distribution of mass in the system.

4. What factors affect the outcome of a collision or rotation in a system?

The outcome of a collision or rotation in a system can be affected by various factors such as the mass, velocity, and direction of objects involved, as well as the type and magnitude of forces acting on them. The shape and elasticity of objects can also play a role in determining the outcome.

5. How is system analysis of collisions and angular momentum useful in real-world applications?

System analysis of collisions and angular momentum is useful in a variety of real-world applications such as designing safety features for vehicles, predicting the behavior of celestial bodies, and understanding the dynamics of sports movements. It can also be used to optimize industrial processes and improve the efficiency of machines and equipment.

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